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KZ ZVX - Silvery No Mic vs QKZ - VK4 Wired IEM with

Every tracked fact about the two, side by side - prices, history lows, ratings and measured tuning. No verdict: which one to buy is the visitor's decision, always.

Not this pair? Swap either side:
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Open head-to-head
KZ ZVX - Silvery No Mic / 3.5 MM KZ ZVX - Silvery No Mic / 3.5 MM KZ Now ₹2,649 at KZ TWS Lowest on record ₹28 on Thursday, 5th Nov, 2026 ★★★★★ 4.9 4.9 · 50 reviews Full prices & history
QKZ - VK4 Wired IEM with Mic - Black / Type B QKZ - VK4 Wired IEM with Mic - Black / Type B QKZ Now ₹1,049 at Concept Kart Lowest on record ₹944 on Friday, 25th Sept, 2026 ★★★★☆ 4.2 4.2 · 9 reviews Full prices & history

What is being compared

Both sides are in-ear monitors. The rows below are the facts each store publishes for this shelf - driver arrangement, impedance, sensitivity, plug and connectivity. A dash means the listing does not state that spec.

Spec KZ QKZ
Connectivity Wired Wired
Microphone No mic With mic
Connector — QDC
Plug 3.5mm 3.5mm

Measured tuning, side by side

Both curves are real community measurements (gold: KZ · blue: QKZ). Each is level-aligned to its own 200 Hz–1 kHz mean, so rig offsets don't skew the comparison.

+20+100-10-2020501002005001k2k5k10k20k12
KZ QKZ
+12+60-6-129.19.4Sub-bass20-80 Hz4.34.3Bass80-200 Hz0.10.1Lower mids200-700 Hz2.92.0Upper mids700 Hz-2.5k7.36.7Treble2.5-6k Hz-2.3-2.6Air6-20k Hz

Average level per band, relative to that curve's own 200 Hz–1 kHz middle - a taller bar plays louder there on the measured files. Same colours as the chart above.

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Hear them side by side

Wearing your own earphones or headphones? Pick them here and the player pre-corrects for their sound, so the demo plays the target tuning itself - not both mixed together.

Same signal through both tunings at once - slide to blend. Start on pink noise for the clearest read.

Tuning distance ±0.95 dB RMS 94% match - Near identical. Computed on a shared 40-point log grid, 20 Hz–10 kHz. A measurement-space fact, not a promise two ears agree.
Bass · 20–250 Hz KZ −0.2 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means KZ plays louder there on the measured files; minus means QKZ does.
Mids · 250–2,000 Hz KZ +0.3 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means KZ plays louder there on the measured files; minus means QKZ does.
Treble · 2,000–10,000 Hz KZ +1.0 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means KZ plays louder there on the measured files; minus means QKZ does.
What a curve cannot seeBuild, driver QC unit-to-unit, comfort, isolation, accessories, warranty and resale value sit outside the graph - usually what the pricier one is charging for.

Price over the last 30 days

Daily lowest price across every tracked store, from the site's own price history. The line is one product's own range - the two cards are not drawn to a shared scale.

KZ ZVX - Silvery No Mic / 3.5 MM Now ₹2,649 at its 30-day median Lowest on record ₹28 on Thursday, 5th Nov, 2026 In stock at 1 tracked store
QKZ - VK4 Wired IEM with Mic - Black / Type B Now ₹1,049 at its 30-day median Lowest on record ₹944 on Friday, 25th Sept, 2026 In stock at 1 tracked store
Price gap right now ₹1,600 60% of the dearer one's price.
Stores with it in stock 1 vs 1 Active stores carrying each one right now - more stores usually means easier replacement and a steadier price.

The decision, factually

Cheaper right now QKZ - VK4 Wired IEM with Mic - Black / Type B Lowest current price across all tracked stores - ₹1,049 vs ₹2,649.
Deepest discount ever seen KZ ZVX - Silvery No Mic / 3.5 MM From each product's own recorded price history.

This page reports facts and expresses no opinion on which to purchase.

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